laughing gas synonyms

Here's a list of possible synonyms and antonyms for the term laughing gas:

Princeton's WordNet

  1. nitrous oxide, laughing gasnoun

    inhalation anesthetic used as an anesthetic in dentistry and surgery

    laughing gas, nitrous oxide

Concise Medical Dictionary, by Joseph C Segen, MD

  1. laughing gas

    Nitrous oxide-N2O, see there